package com.example.utils;

import com.aliyun.oss.ClientException;
import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSClientBuilder;
import com.aliyun.oss.OSSException;
import com.aliyun.oss.model.PutObjectRequest;
import com.aliyun.oss.model.PutObjectResult;
import lombok.Data;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.stereotype.Component;
import org.springframework.web.multipart.MultipartFile;

import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.UUID;
@Component
@Data
public class AliOSS {
    @Autowired
    private AliOSSProperties aliOSSProperties;
    public String upload(MultipartFile file) throws IOException {
        String endpoint = aliOSSProperties.getEndpoint();
        String accessKeyId =aliOSSProperties.getAccessKeyId();
        String accessKeySecret =aliOSSProperties.getAccessKeySecret();
        String bucketName =aliOSSProperties.getBucketName();
        //获取阿里云OSS参数

        //获取上传文件的输入流
        InputStream inputStream = file.getInputStream();

        //避免文件重复导致覆盖
        String originalFilename = file.getOriginalFilename();
        String fileName = UUID.randomUUID().toString()+ originalFilename.substring(originalFilename.lastIndexOf("."));

        //上传文件到OSS
        OSS ossClient = new OSSClientBuilder().build(endpoint,accessKeyId,accessKeySecret);
        ossClient.putObject(bucketName, fileName, inputStream);

        //文件访问路径
        String url=endpoint.split("//")[0]+"//"+bucketName+"."+endpoint.split("//")[1]+"/"+fileName;
        ossClient.shutdown();
        return url;
    }
} 